Yutian Luo

Person

  • Beijing, CN

Patents Grantslast 30 patents

  • Information Patent Grant

    Core holding system

    • Patent number 10,107,056
    • Issue date Oct 23, 2018
    • PetroChina Company Limited
    • Yapu Zhang
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents